The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 05, 2008
Filed:
Jun. 14, 2006
Masayuki Horiguchi, Nagoya, JP;
Nobuaki Kitajima, Tokyo, JP;
Noriaki Kanazawa, Tokyo, JP;
Kabushiki Kaisha Topcon, Tokyo, JP;
Abstract
A microscope for operation having an illuminating optical system with an illuminating field diaphragm, for directing an illuminating light toward an eye to be operated upon, an objective body tube with an objective positioned in the body tube to be opposite to the eye, a pair of observing optical systems disposed at opposite sides of an optical axis of the objective for observing the eye, a front lens disposed between the objective and the eye to collect the illuminating light and to guide the collected light in the front of the eye for illuminating the interior of the eye, and a slit plate provided in the optical path of the illuminating optical system, with the illuminating field diaphragm being conjugate with an anterior focus position uof the objective, which is conjugate with a fundus through the front lens.